Compound Useful to Treat Mycoses

1. A compound of formula (I): wherein: R represents hydrogen, halo, cyano, C 1-4 haloalkyl, C 1-4 haloalkoxy, or SO 2 NR 5 R 6 ; R 1a and R 1b independently represent hydrogen or halo; R 2 represents hydrogen, halo, cyano, C 1-4 alkyl, C 1-4 alkoxy or C 1-4 haloalkoxy; R 3 represents, halo, cyano, C 1-4 alkyl, or C 1-4 hydroxyalkyl; R 4 represents, hydrogen or C 1-4 alkyl; X represents CH or N; Y represents CH which carbon atom may optionally be substituted by R, R 1a or R 1b or N; R 5 and R 6 independently represent hydrogen or C 1-4 alkyl; or a pharmaceutically acceptable salt thereof.

2. A compound of formula (I) according to claim 1 wherein R represents H, F, CN, OCHF 2 , OCF 3 , SO 2 NH 2 , SO 2 NHMe, SO 2 NMe 2 or Cl.

3. A compound of formula (I) according to claim 2 wherein R represents F.

4. A compound of formula (I) according to claim 1 wherein R 1a represents H, F or Cl.

5. A compound of formula (I) according to claim 4 wherein R 1b represents H or F.

6. A compound of formula (I) according to claim 1 wherein R 2 represents H, Me or OMe.

7. A compound of formula (I) according to claim 6 wherein R 2 represents H.

8. A compound of formula (I) according to claim 1 wherein R 3 represents Me, CN, Cl, CH 2 OH or F.

9. A compound of formula (I) according to claim 8 wherein R 3 represents Me.

10. A compound of formula (I) according to claim 1 wherein R 4 represents H or Me.

11. A compound of formula (I) according to claim 1 wherein X represents CH or N.

12. A compound of formula (I) according to claim 1 wherein Y represents CH (which carbon atom may optionally be substituted by R, R 1a or R 1b ).

13. A compound of formula (I) according to claim 1 wherein Y represents N.

14. A compound of formula (I) according to claim 1 wherein R 1a and R 1b each represent H and R represents F, CN, OCHF 2 , OCF 3 , SO 2 NH 2 , SO 2 NHMe, SO 2 NMe 2 , or Cl.

15. A compound of formula (I) according to claim 14 wherein R 1a and R 1b each represent H and R represents F.

16. A compound of formula (I) according to claim 1 wherein R 1b represents H, R 1a represents F and R represents F or OCHF 2 .

17. A compound of formula (I) according to claim 1 wherein R 1b represents H, R 1a represents Cl and R represents F.

18. A compound of formula (I) according to claim 1 wherein R 4 represents H and R 3 represents Me, CN, Cl, CH 2 OH or F.

19. A compound of formula (I) according to claim 18 wherein R 4 represents H and R 3 represents Me.

20. A compound of formula (I) according to claim 1 wherein Y represents CH, R 1a and R 1b each represent H and R is in the 3-position or 4-position.

21. A compound of formula (I) according to claim 1 wherein Y represents CH, R 1b represents H and R and R 1a are in the 2,4-positions, 3,4-positions, 2,5-positions or 3,5-positions respectively.

22. A compound of formula (I) according to claim 1 wherein Y represents N, R 1a and R 1b each represent H and R is in the 4-position, 5-position or 6-position.

23. A compound of formula (I) according to claim 1 wherein Y represents CH and R, R 1a and R 1b are in the 2,4 and 6-positions.

24. A compound of formula (I) according to claim 1 wherein R 2 is located ortho to the nitrogen of the piperazinyl substituent.

25. A compound of formula (I) according to claim 1 wherein R 2 is located meta to the nitrogen of the piperazinyl substituent.

26. A compound of formula (I) according to claim 1 wherein R 4 is located ortho to the oxygen of the ether substituent.

27. A compound of formula (I) according to claim 1 wherein the aromatic moiety comprising Y represents 4-fluorophenyl, 3-fluorophenyl, 2,4-difluorophenyl, 2,5-difluorophenyl, 3,4-difluorophenyl, 3,5-difluorophenyl, 4-cyanophenyl, 3-cyanophenyl, 4-difluoromethoxyphenyl, 4-(trifluoromethoxy)phenyl, 4-sulfamoylphenyl, 4-(N-methyl sulfamoyl)phenyl, 4-(N-N-dimethylsulfamoyl)phenyl, 4-cyano-2-fluorophenyl, 4-(difluoro methoxy)-3-fluorophenyl, 4-chloro-2-fluorophenyl, 4-chloro-3-fluorophenyl, 2,4,6-trifluoro phenyl, 5-fluoropyridin-2-yl, 5-cyanopyridin-2-yl, 6-cyanopyridin-2-yl, 4-cyanopyridin-2-yl, 5-(trifluoromethoxy)pyridin-2-yl or 5-chloropyridin 2 yl.

28. A compound of formula (I) according to claim 27 wherein the aromatic moiety comprising Y represents 4-fluorophenyl or 4-cyanophenyl.

29. A compound of formula (I) according to claim 1 which is selected from the group consisting of: 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(2,4-difluorophenyl)benzamide; 4-(4-(5-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-6-methylpyridin-2-yl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-cyanophenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-2,5-dimethylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(5-fluoropyridin-2-yl)benzamide; 4-(4-(5-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(5-cyanopyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(3-cyanophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-cyanophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3 -chlorophenyl)piperazin-1-yl)-N-(4-cyanophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3,5-dimethylphenyl)piperazin-1-yl)-N-(4-cyanophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-difluoromethoxyphenyl)benzamide; 4-(4-(5-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-(trifluoromethoxy)phenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-methylphenyl)piperazin-1-yl)-N-(3-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3,5-dimethylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-hydroxymethylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-fluorophenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3 -chlorophenyl)piperazin-1-yl)-N-(4-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-sulfamoylphenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-(N-methylsulfamoyl)phenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl)methoxy)3-methylphenyl)piperazin-1-yl)-N-(4-(N,N-dimethylsulfamoylphenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-fluorophenyl)piperazin-1-yl)-N-(4-sulfamoylphenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-cyano-2-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-fluorophenyl)piperazin-1-yl)-N-(4-cyano-2-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-(difluoromethoxy)-3-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(2,5-difluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(3,4-difluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-methylphenyl)piperazin-1-yl)-N-(3,5-difluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-chloro-2-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-chloro-3-fluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-methylphenyl)piperazin-1-yl)-N-(2,4,6-trifluorophenyl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)-3-methylbenzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)-2-methylbenzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-methylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)-3-methoxybenzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-fluorophenyl)-2-methoxybenzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)3-methylphenyl)piperazin-1-yl)-N-(6-cyanopyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(4-cyanopyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-hydroxymethylphenyl)piperazin-1-yl)-N-(5-cyanopyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(5-(trifluoromethoxy)pyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-fluorophenyl)piperazin-1-yl)-N-(5-fluoropyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-3-methylphenyl)piperazin-1-yl)-N-(5-chloropyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)6-methylpyridin-2-yl)piperazin-1-yl)-N-(5-cyanopyridin-2-yl)benzamide; 4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl) methoxy)-6-methylpyridin-2-yl)piperazin-1-yl)-N-(5-fluoropyridin-2-yl)benzamide; and pharmaceutically acceptable salts of any one thereof.

30. A method of treatment of a subject with a mycosis or a —method of prevention or treatment of disease associated with a mycosis in a subject wherein said mycosis is caused by infection with a fungus selected from Aspergillus spp., Candida spp., Rhizopus spp., Cryptococcus spp., Chaetomium spp., Penicillium spp., and Trichophyton spp. which comprises administering to said subject an effective amount of a compound according to claim 1 .

31. A method according to claim 30 wherein the mycosis is caused by infection with Aspergillus spp. wherein the Aspergillus spp. is Aspergillus fumigatus or Aspergillus pullulans ; or the Aspergillus spp. is an azole resistant strain of Aspergillus fumigatus.

32. A method according to claim 30 wherein the mycosis is caused by infection with Candida spp., Rhizopus spp, Cryptococcus spp, Chaetomium spp., Penicillium spp. or Trichophyton spp.

33. A pharmaceutical composition comprising a compound according to claim 1 optionally in combination with one or more pharmaceutically acceptable diluents or carriers.

34. A pharmaceutical composition according to claim 33 which comprises a second or further active ingredient wherein the second or further active ingredient is selected from other anti-fungal agents and inhibitors of 3-hydroxy-3methyl-CoA reductase, wherein the anti-fungal agents are selected from voriconazole, posaconazole, amphotericin B and an echenocandin.